Lennox 25J26 Limit Switch If the heat strips fail

If the heat strips fail to engage or the blower runs continuously while the heating circuit remains open

the ICP 1009169 is a direct-fit solution for various Heil

If the furnace is clicking but failing to ignite

Both refer to the same Mueller W04068 part designed for 1-3/8" outside diameter copper tubing

the Reznor 140-220F auto limit opens the control circuit when temperatures exceed secondary limits and automatically restores the circuit once safe operating parameters are reached

Lennox 25J26 Limit Switch If the heat strips failThe Lennox 25J26 Limit Switch is a critical high temperature safety component engineered for precision thermal monitoring in residential and commercial heating systems. This OEM Lennox limit control functions as a normally closed disc style switch that interrupts the electrical circuit when internal plenum temperatures exceed safe operating parameters. Designed as a direct replacement for the Lennox 25J2601, this component ensures equipment longevity